(19)
(11) EP 0 758 123 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
12.03.1997 Bulletin 1997/11

(43) Date of publication A2:
12.02.1997 Bulletin 1997/07

(21) Application number: 96117242.6

(22) Date of filing: 13.02.1995
(51) International Patent Classification (IPC)6: G10L 9/14, G10L 9/18
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
LT SI

(30) Priority: 16.02.1994 US 197417

(62) Application number of the earlier application in accordance with Art. 76 EPC:
95910296.3 / 0695454

(71) Applicant: QUALCOMM INCORPORATED
San Diego, California 92121 (US)

(72) Inventors:
  • McDonough, John G.
    San Diego, CA 92126 (US)
  • Chang, Chienchung
    San Diego, CA 92131 (US)
  • Singh, Randeep
    San Diego, CA 92126 (US)
  • Sakamaki, Charles E.
    San Diego, CA 92128 (US)
  • Tsai, Ming-Chang
    San Diego, CA 92130 (US)
  • Kantak, Prashant
    San Diego, CA 92111 (US)

(74) Representative: Walsh, Michael Joseph et al
TOMKINS & CO. 5, Dartmouth Road
Dublin 6
Dublin 6 (IE)

 
Remarks:
This application was filed on 28 - 10 - 1996 as a divisional application to the application mentioned under INID code 62.
 


(54) Block normalization processor


(57) A method and apparatus for implementing a vocoder in an application specific integrated circuit (ASIC) is disclosed. The apparatus contains a DSP core (4) that performs computations in accordance with a reduced instruction set (RISC) architecture. The circuit further comprises a specifically designed slave processor to the DSP core (4) referred to as the minimization processor (6). The feature of the invention is a specifically designed block normalization circuitry.






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